How Old Do You Need to Be to Vape? Where do those underage get tobacco and vapor products? The FDA Regulations say the minimum age to sell tobacco and vaping products is 18, but it may be different for your store. We Card Vaping Age in Montana: Laws, Rules & Compliance Guide How Old Do You Have to be to Vape? Age Limits in Various Countries Age Requirements for Buying Vapes: What You Need to Know Clutch Vape